! Started logfile: /image_prod/ug002_uva//J1726+3213_X_dfm.log on Thu Mar 5 03:15:11 2020 float field_size field_size = 1024 float field_cell field_cell = 0.2000 float taper_size taper_size = 70.0 float freq freq = 8.42800 obs /image_prod/ug002_uva//J1726+3213_X_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J1726+3213_X_uva.fits ! AN table 1: 60 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.971481 visibilities/baseline/integration-bin. ! Found source: J1726+3213 ! ! There are 12 IFs, and a total of 12 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 8.428e+09 3.2e+07 1 3.2e+07 ! 02 2 8.46e+09 3.2e+07 1 3.2e+07 ! 03 3 8.492e+09 3.2e+07 1 3.2e+07 ! 04 4 8.524e+09 3.2e+07 1 3.2e+07 ! 05 5 8.588e+09 3.2e+07 1 3.2e+07 ! 06 6 8.62e+09 3.2e+07 1 3.2e+07 ! 07 7 8.684e+09 3.2e+07 1 3.2e+07 ! 08 8 8.716e+09 3.2e+07 1 3.2e+07 ! 09 9 8.78e+09 3.2e+07 1 3.2e+07 ! 10 10 8.812e+09 3.2e+07 1 3.2e+07 ! 11 11 8.844e+09 3.2e+07 1 3.2e+07 ! 12 12 8.876e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 134 lines of history. ! ! Reading 31476 visibilities. select rr, 1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16 ! Restricting channel ranges to the available 12 channels. ! Selecting polarization: RR, channels: 1..12 ! Reading IF 1 channels: 1..1 ! Reading IF 2 channels: 2..2 ! Reading IF 3 channels: 3..3 ! Reading IF 4 channels: 4..4 ! Reading IF 5 channels: 5..5 ! Reading IF 6 channels: 6..6 ! Reading IF 7 channels: 7..7 ! Reading IF 8 channels: 8..8 ! Reading IF 9 channels: 9..9 ! Reading IF 10 channels: 10..10 ! Reading IF 11 channels: 11..11 ! Reading IF 12 channels: 12..12 print "field_size =", field_size ! field_size = 1024 print "field_cell =", field_cell ! field_cell = 0.2 print "taper_size =", taper_size ! taper_size = 70 ![@/opt64/bin/pima_mupet_01.dfm J1726+3213_X] float lim_self lim_self = 120.0 float lim_val lim_va = 1.2 integer clean_niter clean_niter = 100 float clean_gain clean_gain = 0.03 float dynam dynam = 6.0 float soltime1 soltime1 = 120 float soltime2 soltime2 = 20 float thresh thresh = 0.5 float win_mult win_mult = 1.8 float time_av time_av = 16 float old_peak float new_peak float flux_cutoff print "===============================================================" ! =============================================================== ! print "=== Difmap script: pima_mupet_01.dvm version of 2016.05.19 === " ! === Difmap script: pima_mupet_01.dvm version of 2016.05.19 === ! mapsize field_size, field_cell ! Map grid = 1024x1024 pixels with 0.200x0.200 milli-arcsec cellsize. startmod ! Applying default point source starting model. ! Performing phase self-cal ! Adding 1 model components to the UV plane model. ! The established model now contains 1 components and 1 Jy ! ! Correcting IF 1. ! A total of 9 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 9 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 9 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 9 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 9 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 9 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 9 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 9 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 9 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 9 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 9 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 9 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.056721Jy sigma=8.875927 ! Fit after self-cal, rms=0.706584Jy sigma=5.869090 ! clrmod: Cleared the established, tentative and continuum models. ! Redundant starting model cleared. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.7351 mas, bmaj=1.329 mas, bpa=-6.853 degrees ! Estimated noise=0.887114 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (0, 0). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.229597 Jy ! Component: 100 - total flux cleaned = 0.279862 Jy ! Total flux subtracted in 100 components = 0.279862 Jy ! Clean residual min=-0.009128 max=0.016549 Jy/beam ! Clean residual mean=-0.000002 rms=0.002455 Jy/beam ! Combined flux in latest and established models = 0.279863 Jy ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 4 components and 0.279863 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.086554Jy sigma=0.668070 ! Fit after self-cal, rms=0.086542Jy sigma=0.667953 ! Inverting map ! Added new window around map position (1.8, 0.2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0184231 Jy ! Component: 100 - total flux cleaned = 0.0304041 Jy ! Total flux subtracted in 100 components = 0.0304041 Jy ! Clean residual min=-0.009976 max=0.015184 Jy/beam ! Clean residual mean=-0.000004 rms=0.002189 Jy/beam ! Combined flux in latest and established models = 0.310267 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 11 components and 0.310267 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.081776Jy sigma=0.619306 ! Fit after self-cal, rms=0.081611Jy sigma=0.617501 ! Inverting map print "============== Finished uniform weighting clean ===============" ! ============== Finished uniform weighting clean =============== ! uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. win_mult = win_mult * 1.6 clean_niter = clean_niter * 2 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9522 mas, bmaj=1.64 mas, bpa=-7.629 degrees ! Estimated noise=0.481482 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (-1.8, -0.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0151495 Jy ! Component: 100 - total flux cleaned = 0.0247485 Jy ! Component: 150 - total flux cleaned = 0.0299188 Jy ! Component: 200 - total flux cleaned = 0.0333299 Jy ! Total flux subtracted in 200 components = 0.0333299 Jy ! Clean residual min=-0.010077 max=0.010885 Jy/beam ! Clean residual mean=-0.000012 rms=0.002092 Jy/beam ! Combined flux in latest and established models = 0.343597 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 31 components and 0.343596 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.077939Jy sigma=0.587975 ! Fit after self-cal, rms=0.077869Jy sigma=0.587247 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9522 x 1.64 at -7.629 degrees (North through East) ! Clean map min=-0.0093488 max=0.29556 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.01 HN 0.95 KP 1.09 ! LA 1.00 MK 1.01 NL 1.04 OV 0.91 ! PT 0.91 SC 1.14 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.01 HN 0.94 KP 1.08 ! LA 1.02 MK 0.98 NL 1.06 OV 0.91 ! PT 0.91 SC 1.15 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.00 HN 0.95 KP 1.07 ! LA 1.02 MK 1.00 NL 1.07 OV 0.91 ! PT 0.92 SC 1.15 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 1.02 HN 0.93 KP 1.06 ! LA 1.02 MK 1.01 NL 1.06 OV 0.90 ! PT 0.91 SC 1.15 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.00 HN 0.98 KP 1.09 ! LA 1.00 MK 0.99 NL 1.05 OV 0.89 ! PT 0.91 SC 1.15 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.00 HN 0.94 KP 1.08 ! LA 1.02 MK 0.99 NL 1.06 OV 0.91 ! PT 0.91 SC 1.14 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.00 HN 0.95 KP 1.07 ! LA 1.01 MK 0.99 NL 1.05 OV 0.88 ! PT 0.90 SC 1.15 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 1.01 HN 0.95 KP 1.07 ! LA 0.99 MK 1.02 NL 1.05 OV 0.90 ! PT 0.90 SC 1.14 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 0.98 HN 0.93 KP 1.06 ! LA 0.99 MK 1.00 NL 1.05 OV 0.89 ! PT 0.93 SC 1.18 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 1.01 HN 0.96 KP 1.06 ! LA 1.00 MK 1.01 NL 1.05 OV 0.89 ! PT 0.91 SC 1.19 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 0.98 HN 0.95 KP 1.05 ! LA 1.00 MK 0.98 NL 1.04 OV 0.90 ! PT 0.92 SC 1.18 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 1.00 HN 0.96 KP 1.08 ! LA 1.02 MK 1.00 NL 1.05 OV 0.90 ! PT 0.89 SC 1.16 ! ! ! Fit before self-cal, rms=0.077869Jy sigma=0.587247 ! Fit after self-cal, rms=0.073878Jy sigma=0.532735 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9684 mas, bmaj=1.67 mas, bpa=-9.181 degrees ! Estimated noise=0.475887 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00408786 Jy ! Component: 100 - total flux cleaned = -0.00531135 Jy ! Component: 150 - total flux cleaned = -0.00579616 Jy ! Component: 200 - total flux cleaned = -0.00607247 Jy ! Total flux subtracted in 200 components = -0.00607247 Jy ! Clean residual min=-0.006034 max=0.006253 Jy/beam ! Clean residual mean=0.000000 rms=0.001413 Jy/beam ! Combined flux in latest and established models = 0.337524 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 44 components and 0.337524 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.072599Jy sigma=0.526455 ! Fit after self-cal, rms=0.072632Jy sigma=0.526257 ! Inverting map selfcal true, true, soltime1 ! Performing amp+phase self-cal over 120 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.072632Jy sigma=0.526257 ! Fit after self-cal, rms=0.079134Jy sigma=0.460764 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9642 mas, bmaj=1.647 mas, bpa=-7.48 degrees ! Estimated noise=0.475317 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00450241 Jy ! Component: 100 - total flux cleaned = -0.00578865 Jy ! Component: 150 - total flux cleaned = -0.00636608 Jy ! Component: 200 - total flux cleaned = -0.00656202 Jy ! Total flux subtracted in 200 components = -0.00656202 Jy ! Clean residual min=-0.003544 max=0.002768 Jy/beam ! Clean residual mean=-0.000001 rms=0.000563 Jy/beam ! Combined flux in latest and established models = 0.330962 Jy selfcal ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 64 components and 0.330962 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.078649Jy sigma=0.454909 ! Fit after self-cal, rms=0.078789Jy sigma=0.454632 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000402941 Jy ! Component: 100 - total flux cleaned = -0.000565789 Jy ! Component: 150 - total flux cleaned = -0.000774749 Jy ! Component: 200 - total flux cleaned = -0.00102237 Jy ! Total flux subtracted in 200 components = -0.00102237 Jy ! Clean residual min=-0.003180 max=0.002469 Jy/beam ! Clean residual mean=-0.000001 rms=0.000530 Jy/beam ! Combined flux in latest and established models = 0.32994 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 73 components and 0.32994 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.078660Jy sigma=0.452990 ! Fit after self-cal, rms=0.078653Jy sigma=0.452907 ! Inverting map selfcal true, true, soltime2 ! Performing amp+phase self-cal over 20 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.078653Jy sigma=0.452907 ! Fit after self-cal, rms=0.081287Jy sigma=0.450897 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9628 mas, bmaj=1.645 mas, bpa=-7.238 degrees ! Estimated noise=0.474797 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00302933 Jy ! Component: 100 - total flux cleaned = -0.00388552 Jy ! Component: 150 - total flux cleaned = -0.0043535 Jy ! Component: 200 - total flux cleaned = -0.00455696 Jy ! Total flux subtracted in 200 components = -0.00455696 Jy ! Clean residual min=-0.002515 max=0.002154 Jy/beam ! Clean residual mean=-0.000001 rms=0.000417 Jy/beam ! Combined flux in latest and established models = 0.325383 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 78 components and 0.325383 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.081064Jy sigma=0.448310 ! Fit after self-cal, rms=0.081070Jy sigma=0.448263 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000316189 Jy ! Component: 100 - total flux cleaned = -0.0004755 Jy ! Component: 150 - total flux cleaned = -0.000661883 Jy ! Component: 200 - total flux cleaned = -0.000827287 Jy ! Total flux subtracted in 200 components = -0.000827287 Jy ! Clean residual min=-0.002318 max=0.001948 Jy/beam ! Clean residual mean=-0.000001 rms=0.000400 Jy/beam ! Combined flux in latest and established models = 0.324555 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 81 components and 0.324555 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.081008Jy sigma=0.447572 ! Fit after self-cal, rms=0.081007Jy sigma=0.447544 ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 mega-wavelengths. win_mult = win_mult * 1.2 selfcal true, true, soltime2 ! Performing amp+phase self-cal over 20 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.081007Jy sigma=0.447544 ! Fit after self-cal, rms=0.082360Jy sigma=0.446659 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.226 mas, bmaj=2.638 mas, bpa=-1.38 degrees ! Estimated noise=0.582993 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00264766 Jy ! Component: 100 - total flux cleaned = -0.00396813 Jy ! Component: 150 - total flux cleaned = -0.00421634 Jy ! Component: 200 - total flux cleaned = -0.00433277 Jy ! Total flux subtracted in 200 components = -0.00433277 Jy ! Clean residual min=-0.001596 max=0.001541 Jy/beam ! Clean residual mean=-0.000002 rms=0.000380 Jy/beam ! Combined flux in latest and established models = 0.320223 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 90 components and 0.320223 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.082282Jy sigma=0.445784 ! Fit after self-cal, rms=0.082283Jy sigma=0.445744 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000188512 Jy ! Component: 100 - total flux cleaned = -0.000229557 Jy ! Component: 150 - total flux cleaned = -0.000229558 Jy ! Component: 200 - total flux cleaned = -0.000230804 Jy ! Total flux subtracted in 200 components = -0.000230804 Jy ! Clean residual min=-0.001579 max=0.001528 Jy/beam ! Clean residual mean=-0.000002 rms=0.000376 Jy/beam ! Combined flux in latest and established models = 0.319992 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 99 components and 0.319992 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.082270Jy sigma=0.445607 ! Fit after self-cal, rms=0.082270Jy sigma=0.445596 ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. win_mult = win_mult / 1.2 print "============== Finished amplitude self-cal ==============" ! ============== Finished amplitude self-cal ============== restore ! Inverting map and beam ! Estimated beam: bmin=0.9623 mas, bmaj=1.644 mas, bpa=-7.084 degrees ! Estimated noise=0.474778 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9623 x 1.644 at -7.084 degrees (North through East) ! Clean map min=-0.0016793 max=0.29359 Jy/beam if(peak(flux) > thresh) selfcal true, true clean clean_niter,clean_gain selfcal flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) selfcal true, true end if print "============== Clearing model and starting over ==========" ! ============== Clearing model and starting over ========== clrmod true ! clrmod: Cleared the established and tentative models. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.7425 mas, bmaj=1.335 mas, bpa=-6.002 degrees ! Estimated noise=0.883924 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.228713 Jy ! Component: 100 - total flux cleaned = 0.278775 Jy ! Component: 150 - total flux cleaned = 0.293046 Jy ! Component: 200 - total flux cleaned = 0.299562 Jy ! Total flux subtracted in 200 components = 0.299562 Jy ! Clean residual min=-0.002424 max=0.003471 Jy/beam ! Clean residual mean=-0.000000 rms=0.000584 Jy/beam ! Combined flux in latest and established models = 0.299562 Jy uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Adding 15 model components to the UV plane model. ! The established model now contains 15 components and 0.299562 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9623 mas, bmaj=1.644 mas, bpa=-7.084 degrees ! Estimated noise=0.474778 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam keep new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00581301 Jy ! Component: 100 - total flux cleaned = 0.00963942 Jy ! Component: 150 - total flux cleaned = 0.0124069 Jy ! Component: 200 - total flux cleaned = 0.0145377 Jy ! Total flux subtracted in 200 components = 0.0145377 Jy ! Clean residual min=-0.001546 max=0.002052 Jy/beam ! Clean residual mean=-0.000002 rms=0.000374 Jy/beam ! Combined flux in latest and established models = 0.3141 Jy ! Adding 33 model components to the UV plane model. ! The established model now contains 39 components and 0.3141 Jy ! Inverting map ! Added new window around map position (0.8, -1.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00200078 Jy ! Component: 100 - total flux cleaned = 0.00320822 Jy ! Component: 150 - total flux cleaned = 0.00387854 Jy ! Component: 200 - total flux cleaned = 0.00421194 Jy ! Total flux subtracted in 200 components = 0.00421194 Jy ! Clean residual min=-0.001467 max=0.001632 Jy/beam ! Clean residual mean=-0.000001 rms=0.000336 Jy/beam ! Combined flux in latest and established models = 0.318312 Jy ! Adding 25 model components to the UV plane model. ! The established model now contains 53 components and 0.318312 Jy ! Inverting map ! Added new window around map position (0, 3). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00104275 Jy ! Component: 100 - total flux cleaned = 0.00141077 Jy ! Component: 150 - total flux cleaned = 0.0016194 Jy ! Component: 200 - total flux cleaned = 0.0017788 Jy ! Total flux subtracted in 200 components = 0.0017788 Jy ! Clean residual min=-0.001426 max=0.001351 Jy/beam ! Clean residual mean=-0.000001 rms=0.000319 Jy/beam ! Combined flux in latest and established models = 0.320091 Jy ! Adding 30 model components to the UV plane model. ! The established model now contains 75 components and 0.320091 Jy ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.226 mas, bmaj=2.638 mas, bpa=-1.38 degrees ! Estimated noise=0.582993 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000432427 Jy ! Component: 100 - total flux cleaned = 0.000740424 Jy ! Component: 150 - total flux cleaned = 0.00102954 Jy ! Component: 200 - total flux cleaned = 0.00126701 Jy ! Total flux subtracted in 200 components = 0.00126701 Jy ! Clean residual min=-0.001564 max=0.001478 Jy/beam ! Clean residual mean=-0.000001 rms=0.000368 Jy/beam ! Combined flux in latest and established models = 0.321358 Jy flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam keep new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000123089 Jy ! Component: 100 - total flux cleaned = 0.0002032 Jy ! Component: 150 - total flux cleaned = 0.000250616 Jy ! Component: 200 - total flux cleaned = 0.000283473 Jy ! Total flux subtracted in 200 components = 0.000283473 Jy ! Clean residual min=-0.001527 max=0.001457 Jy/beam ! Clean residual mean=-0.000000 rms=0.000364 Jy/beam ! Combined flux in latest and established models = 0.321641 Jy ! Adding 27 model components to the UV plane model. ! The established model now contains 97 components and 0.321641 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9623 mas, bmaj=1.644 mas, bpa=-7.084 degrees ! Estimated noise=0.474778 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000406264 Jy ! Component: 100 - total flux cleaned = -0.000461665 Jy ! Component: 150 - total flux cleaned = -0.000487514 Jy ! Component: 200 - total flux cleaned = -0.000487558 Jy ! Total flux subtracted in 200 components = -0.000487558 Jy ! Clean residual min=-0.001371 max=0.001331 Jy/beam ! Clean residual mean=-0.000000 rms=0.000306 Jy/beam ! Combined flux in latest and established models = 0.321154 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 111 components and 0.321154 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.082158Jy sigma=0.444505 ! Fit after self-cal, rms=0.082150Jy sigma=0.444443 wmodel J1726+3213_X_map.mod ! Writing 111 model components to file: J1726+3213_X_map.mod wobs J1726+3213_X_uvs.fits ! Writing UV FITS file: J1726+3213_X_uvs.fits wwins J1726+3213_X_map.win ! wwins: Wrote 5 windows to J1726+3213_X_map.win x = (field_size-8) * field_cell / 4 addwin -x,x,-x,x clean (field_size*4),0.01 ! Inverting map ! clean: niter=4096 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -0.000307447 Jy ! Component: 100 - total flux cleaned = -0.000472183 Jy ! Component: 150 - total flux cleaned = -0.000628839 Jy ! Component: 200 - total flux cleaned = -0.000801838 Jy ! Component: 250 - total flux cleaned = -0.000907024 Jy ! Component: 300 - total flux cleaned = -0.00100908 Jy ! Component: 350 - total flux cleaned = -0.00108825 Jy ! Component: 400 - total flux cleaned = -0.00114657 Jy ! Component: 450 - total flux cleaned = -0.00126101 Jy ! Component: 500 - total flux cleaned = -0.00137317 Jy ! Component: 550 - total flux cleaned = -0.00142834 Jy ! Component: 600 - total flux cleaned = -0.00151864 Jy ! Component: 650 - total flux cleaned = -0.00160716 Jy ! Component: 700 - total flux cleaned = -0.00171115 Jy ! Component: 750 - total flux cleaned = -0.00179649 Jy ! Component: 800 - total flux cleaned = -0.00184685 Jy ! Component: 850 - total flux cleaned = -0.00194683 Jy ! Component: 900 - total flux cleaned = -0.00204494 Jy ! Component: 950 - total flux cleaned = -0.00212553 Jy ! Component: 1000 - total flux cleaned = -0.00228483 Jy ! Component: 1050 - total flux cleaned = -0.00236348 Jy ! Component: 1100 - total flux cleaned = -0.00253417 Jy ! Component: 1150 - total flux cleaned = -0.00270282 Jy ! Component: 1200 - total flux cleaned = -0.00282428 Jy ! Component: 1250 - total flux cleaned = -0.00298896 Jy ! Component: 1300 - total flux cleaned = -0.00315203 Jy ! Component: 1350 - total flux cleaned = -0.00329849 Jy ! Component: 1400 - total flux cleaned = -0.00339999 Jy ! Component: 1450 - total flux cleaned = -0.00352913 Jy ! Component: 1500 - total flux cleaned = -0.00365684 Jy ! Component: 1550 - total flux cleaned = -0.00369901 Jy ! Component: 1600 - total flux cleaned = -0.00381042 Jy ! Component: 1650 - total flux cleaned = -0.00385165 Jy ! Component: 1700 - total flux cleaned = -0.00396098 Jy ! Component: 1750 - total flux cleaned = -0.00406876 Jy ! Component: 1800 - total flux cleaned = -0.0041356 Jy ! Component: 1850 - total flux cleaned = -0.00421526 Jy ! Component: 1900 - total flux cleaned = -0.00429411 Jy ! Component: 1950 - total flux cleaned = -0.00435919 Jy ! Component: 2000 - total flux cleaned = -0.00444931 Jy ! Component: 2050 - total flux cleaned = -0.00452611 Jy ! Component: 2100 - total flux cleaned = -0.00456388 Jy ! Component: 2150 - total flux cleaned = -0.00463937 Jy ! Component: 2200 - total flux cleaned = -0.0046892 Jy ! Component: 2250 - total flux cleaned = -0.00480055 Jy ! Component: 2300 - total flux cleaned = -0.00483711 Jy ! Component: 2350 - total flux cleaned = -0.00488572 Jy ! Component: 2400 - total flux cleaned = -0.00489772 Jy ! Component: 2450 - total flux cleaned = -0.00499349 Jy ! Component: 2500 - total flux cleaned = -0.00507662 Jy ! Component: 2550 - total flux cleaned = -0.00514728 Jy ! Component: 2600 - total flux cleaned = -0.0052058 Jy ! Component: 2650 - total flux cleaned = -0.00524054 Jy ! Component: 2700 - total flux cleaned = -0.00528652 Jy ! Component: 2750 - total flux cleaned = -0.00537805 Jy ! Component: 2800 - total flux cleaned = -0.00540076 Jy ! Component: 2850 - total flux cleaned = -0.00543463 Jy ! Component: 2900 - total flux cleaned = -0.0054793 Jy ! Component: 2950 - total flux cleaned = -0.00546818 Jy ! Component: 3000 - total flux cleaned = -0.00552329 Jy ! Component: 3050 - total flux cleaned = -0.00558917 Jy ! Component: 3100 - total flux cleaned = -0.00553473 Jy ! Component: 3150 - total flux cleaned = -0.00558891 Jy ! Component: 3200 - total flux cleaned = -0.00565353 Jy ! Component: 3250 - total flux cleaned = -0.00568579 Jy ! Component: 3300 - total flux cleaned = -0.00574947 Jy ! Component: 3350 - total flux cleaned = -0.00577062 Jy ! Component: 3400 - total flux cleaned = -0.0058439 Jy ! Component: 3450 - total flux cleaned = -0.00583344 Jy ! Component: 3500 - total flux cleaned = -0.00583338 Jy ! Component: 3550 - total flux cleaned = -0.00587443 Jy ! Component: 3600 - total flux cleaned = -0.00587441 Jy ! Component: 3650 - total flux cleaned = -0.00590496 Jy ! Component: 3700 - total flux cleaned = -0.00595533 Jy ! Component: 3750 - total flux cleaned = -0.00593509 Jy ! Component: 3800 - total flux cleaned = -0.00590529 Jy ! Component: 3850 - total flux cleaned = -0.00591528 Jy ! Component: 3900 - total flux cleaned = -0.00591528 Jy ! Component: 3950 - total flux cleaned = -0.00594466 Jy ! Component: 4000 - total flux cleaned = -0.00596415 Jy ! Component: 4050 - total flux cleaned = -0.00595443 Jy ! Total flux subtracted in 4096 components = -0.00600275 Jy ! Clean residual min=-0.000528 max=0.000570 Jy/beam ! Clean residual mean=-0.000000 rms=0.000170 Jy/beam ! Combined flux in latest and established models = 0.315151 Jy keep ! Adding 331 model components to the UV plane model. ! The established model now contains 442 components and 0.315151 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J1726+3213_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9623 x 1.644 at -7.084 degrees (North through East) ! Clean map min=-0.0010678 max=0.29393 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J1726+3213_X_map.fits wmodel /image_prod/ug002_uva//J1726+3213_X_map.mod ! Writing 442 model components to file: /image_prod/ug002_uva//J1726+3213_X_map.mod wobs /image_prod/ug002_uva//J1726+3213_X_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J1726+3213_X_uvs.fits wwins /image_prod/ug002_uva//J1726+3213_X_map.win ! wwins: Wrote 6 windows to /image_prod/ug002_uva//J1726+3213_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.293926 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000170049 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.173563 0.173563 0.347127 0.694253 1.38851 2.77701 5.55403 11.1081 22.2161 44.4322 88.8644 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0005 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.293 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1728.47 quit ! Quitting program ! Log file /image_prod/ug002_uva//J1726+3213_X_dfm.log closed on Thu Mar 5 03:15:16 2020